NTP Debug Commands on Cisco IOS XR Software

Table Of Contents

NTP Debug Commands on Cisco IOS XR Software

debug ntp

NTP Debug Commands on Cisco IOS XR Software

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This chapter describes the Network Time Protocol (NTP) command used to debug Cisco IOS XR software.

debug ntp

To debug NTP functionality, use the debug ntp command in EXEC mode. To turn off debugging output, use the no form of this command.

debug ntp {adjust | authentication | broadcast | events | loopfilter | packets [peer peer-address] | params | refclock | select | sync | validity}

no debug ntp {adjust | authentication | broadcast | events | loopfilter | packets [peer peer-address] | params | refclock | select | sync | validity}

Syntax Description

adjust	Displays debug messages when adjusting system clock or stepping system time.
authentication	Displays debug messages that have authentication key values.
broadcast	Displays debug messages for NTP broadcasts.
events	Displays events reported by reference clocks.
loopfilter	Displays messages generated in broadcast handling or clock filtering.
packets	Displays messages generated with NTP packets.
peer peer-address	(Optional) Displays NTP packets for a specified peer IP address.
params	Displays system clock parameter messages.
refclock	Displays messages for reference clocks.
select	Displays clock selection messages.
sync	Displays clock synchronization messages.
validity	Displays peer clock validity messages.

Defaults

No default behavior or values

Command Modes

EXEC

Command History

Release	Modification
Release 2.0	This command was introduced on the Cisco CRS-1.
Release 3.0	No modification.
Release 3.2	This command was supported on the Cisco XR 12000 Series Router.

Usage Guidelines

To use this command, you must be in a user group associated with a task group that includes the proper task IDs. For detailed information about user groups and task IDs, see the Configuring AAA Services on Cisco IOS XR Software module of the Cisco IOS XR System Security Configuration Guide.

Examples

The following example shows how to enable NTP events debugging:

RP/0/RP0/CPU0:router# debug ntp events